Math.h File Reference

#include <cmath>

Go to the source code of this file.

Namespaces
namespace	ROOT
namespace	ROOT::Math
Defines
#define	M_PI   3.14159265358979323846264338328
#define	M_PI_2   1.57079632679489661923132169164
#define	M_PI_4   0.78539816339744830961566084582
Functions
double	ROOT::Math::Pi ()
double	ROOT::Math::log1p (double x)
	log(1+x) with error cancelatio when x is small
double	ROOT::Math::expm1 (double x)
	exp(x) -1 with error cancellation when x is small

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Define Documentation

#define M_PI   3.14159265358979323846264338328

Definition at line 38 of file Math.h.

#define M_PI_2   1.57079632679489661923132169164

Definition at line 42 of file Math.h.

Referenced by ROOT::Math::gv_detail::convert(), TKDE::CosineArchKernel(), and ROOT::Math::RotationZYX::Rectify().

#define M_PI_4   0.78539816339744830961566084582

Definition at line 46 of file Math.h.

Referenced by TKDE::CosineArchKernel().

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